I start new projects all the time. Sometimes, against all odds, they manage to get to the stage of being uploaded to the website. Here lie the old ones, the remnants of effort long expired.
NeoPop
A NeoGeo Pocket colour emulator I wrote back in my university days. It was quite popular and you might find ports for other systems if you search around. The source code for this project has been released under the terms of the GPL.